Underwood, IA 51576 ZIP Code Profile

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Underwood, IA

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ZIP Code 51576: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Underwood, IA 51576

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 31
  • Single Family Addresses: 611
  • Multi-Family Addresses: 0
  • County: Pottawattamie County
  • Centroid: Latitude 41.317, Longitude -95.708
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

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Underwood, IA 51576 Data & Demographics (As of July 1, 2016)


Total Population 2,084
Population in Households 2,084
Population in Familes 1,866
Population in Group Qrtrs 0
Population Density1 41
Diversity Index2 8


Total Households 740
Average Household Size 2.82
Family Households 586
Average Family Size 3


Total Housing Units 774 (100%)
Owner Occupied HU 602 (77.8%)
Renter Occupied HU 138 (17.8%)
Vacant Housing Units 34 ( 4.4%)
Median Home Value $233,228
Average Home Value $263,870


Median Household Income $78,584
Average Household Income $94,079
Per Capita Income $33,406
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.21% -0.17%
Households -0.26% -0.22%
Families -0.35% -0.27%
Median Household Income   2.46%
Per Capita Income   2.09%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Underwood, IA 51576 - Peer Comparisons by Rank and Percentile

The table below compares 51576 to the other 963 ZIP Codes in Iowa by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 277 71st
Population Density1 # 310 68th
Diversity Index2 # 544 43rd
Median Household Income # 38 96th
Per Capita Income # 117 88th

Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.

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